The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 13, 2012
Filed:
May. 13, 2008
Kenji Koyanagi, Tokyo, JP;
Motoya Iwasaki, Tokyo, JP;
Kenji Koyanagi, Tokyo, JP;
Motoya Iwasaki, Tokyo, JP;
NEC Corporation, Tokyo, JP;
Abstract
Data multiplexing subcarrier identification signal generating means generates a data multiplexing subcarrier identification signal that identifies subcarriers with which data signals are to be multiplexed. Transmission signal generating means generates transmission signals by multiplexing data signals with subcarriers according to the data multiplexing subcarrier identification signal. Peak reducing transmission signal generating means generates peak reducing transmission signals by reducing peak power of the transmission signals according to peak reducing signals in a combination of a first peak reducing process in which subcarriers with which the data signals are not multiplexed are used for the peak reducing signals and subcarriers with which the data signals are multiplexed are not used for the peak reducing signals, and a second peak reducing process in which both subcarriers with which the data signals are not multiplexed and the subcarriers with which the data signals are multiplexed are used for the peak reducing signals.